The ozone layer has been on track to recover thanks to the Montreal Protocol—but a loophole may be holding it back. Chemicals ...

A rogue set of “zombie” immune cells may be driving aging and fatty liver disease by flooding tissues with inflammation.

Researchers have discovered lithium hidden in pyrite within ancient shale rocks—an unexpected find that could reshape how we ...

A massive, nearly 20-year study tracking over 650,000 Americans with irritable bowel syndrome is raising new questions about the long-term safety of common treatments. Researchers found that some ...

Scientists have discovered that methane in the open ocean is produced by microbes under nutrient-poor conditions, solving a ...

A massive, bus-sized “terror croc” that once preyed on dinosaurs has been brought back to life in stunning detail with the ...

New research suggests that aiming for a lower blood pressure target may deliver bigger heart health benefits than previously thought. Using large datasets and simulation models, scientists found that ...

A surprising new clinical trial has revealed that metformin—a cheap, century-old drug widely used for type 2 diabetes—may help people with type 1 diabetes in an unexpected way. While researchers ...

A massive Swedish study shows that AI can spot people at higher risk of melanoma using routine health data. Advanced models ...

Nanotyrannus, once dismissed as just a teenage T. rex, appears to have been its own distinct species after all. Scientists ...

A surprising discovery from high-altitude animals like yaks and Tibetan antelopes could reshape how we treat nerve damage in humans. Scientists found that a genetic mutation helping these animals ...

A lifetime of mental stimulation—like reading, writing, and learning new skills—may help protect the brain as we age. People ...